December weather in Koosharem, UT
The average temperature in Koosharem in December is 25.0°F (10.7°F–39.4°F). Average precipitation: 0.65 inches.
December is a winter month in Koosharem, and is cooler than the annual average of 44.8°F. Daily temperatures swing about 28.7°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 19m. For travel, December is cold.
Avg High
39.4°F
Avg Low
10.7°F
Precipitation
0.65 in
Daylight
9h 19m
December records in Koosharem
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 63.0°F (1995) | -2.9°F (1896) | 0.48 in (1923) |
| December 2 | 60.1°F (2008) | -16.1°F (1967) | 0.25 in (1950) |
| December 3 | 62.1°F (1987) | -11.9°F (2006) | 0.31 in (1950) |
| December 4 | 60.1°F (1995) | -9.9°F (1952) | 0.52 in (1954) |
| December 5 | 59.0°F (1958) | -17.0°F (1894) | 0.68 in (1951) |
| December 6 | 61.0°F (1958) | -8.0°F (1972) | 0.74 in (1955) |
| December 7 | 62.1°F (1981) | -7.1°F (1978) | 0.72 in (2007) |
| December 8 | 59.0°F (1981) | -18.0°F (1955) | 0.30 in (1919) |
| December 9 | 57.9°F (1975) | -25.1°F (1919) | 0.10 in (1964) |
| December 10 | 60.1°F (1987) | -27.9°F (1972) | 6.00 in (2004) |
| December 11 | 60.1°F (1977) | -18.9°F (1961) | 0.30 in (1927) |
| December 12 | 57.9°F (1980) | -18.9°F (1972) | 0.20 in (1984) |
| December 13 | 60.1°F (1996) | -16.1°F (1967) | 0.14 in (1984) |
| December 14 | 59.0°F (1988) | -17.0°F (1972) | 0.08 in (1956) |
| December 15 | 60.1°F (1962) | -16.1°F (1972) | 0.70 in (1983) |
| December 16 | 60.1°F (1962) | -9.9°F (2001) | 0.14 in (1977) |
| December 17 | 62.1°F (1980) | -15.0°F (1928) | 0.30 in (2006) |
| December 18 | 60.1°F (1958) | -15.0°F (1928) | 0.48 in (1920) |
| December 19 | 59.0°F (1958) | -14.1°F (1992) | 0.30 in (1949) |
| December 20 | 59.0°F (1981) | -14.1°F (1992) | 0.59 in (1998) |
| December 21 | 57.9°F (1958) | -18.9°F (1990) | 0.18 in (1959) |
| December 22 | 55.0°F (1980) | -31.0°F (1990) | 0.26 in (1965) |
| December 23 | 57.9°F (1969) | -32.1°F (1990) | 0.40 in (1948) |
| December 24 | 55.0°F (1963) | -27.0°F (1990) | 0.37 in (1971) |
| December 25 | 59.0°F (1980) | -15.0°F (1974) | 0.60 in (1921) |
| December 26 | 61.0°F (1980) | -22.0°F (1962) | 0.65 in (2003) |
| December 27 | 61.0°F (1980) | -20.0°F (1988) | 0.35 in (1983) |
| December 28 | 54.0°F (1980) | -14.1°F (2007) | 0.19 in (1964) |
| December 29 | 57.9°F (1980) | -18.0°F (1988) | 0.35 in (1951) |
| December 30 | 59.0°F (1980) | -23.1°F (1990) | 0.36 in (1951) |
| December 31 | 63.0°F (1980) | -15.0°F (1987) | 0.32 in (1995) |